| Value | Category | Cases | |
|---|---|---|---|
| 1 | oui | 74 | 
                                    
                                    7.3%
                                 | 
| 2 | nsp | 3 | 
                                    
                                    0.3%
                                 | 
| 3 | non | 448 | 
                                    
                                    44%
                                 | 
| 9 | nr | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 493 | 
                                    
                                    48.4%
                                 |